Home / 178,213,145.10-267,282,392.85-87,401,906.70

Finding the Fourth Proportional to 178,213,145.10, 267,282,392.85 and 87,401,906.70

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Solution

The fourth proportional to 178,213,145.10, 267,282,392.85 and 87,401,906.70 is: 131,084,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,213,145.10 : 267,282,392.85 = 87,401,906.70 : x
  2. Step 2: Convert to fraction form
    178,213,145.10/267,282,392.85 = 87,401,906.70/x
  3. Step 3: Cross multiply
    178,213,145.10x = 267,282,392.85 × 87,401,906.70
  4. Step 4: Simplify right side
    178,213,145.10x = 23,360,990,762,428,448
  5. Step 5: Solve for x
    x = 23,360,990,762,428,448/178,213,145.10
  6. Step 6: Final answer
    x = 131,084,554.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.